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<h1 class="topictitle1">备份副本所在单机和恢复目标单机安装目录不一致，导致GaussDB T单机恢复失败（适用于单机部署形态）</h1>
<div><div class="section"><h4 class="sectiontitle">故障现象</h4><p>GaussDB T单机部署形态恢复失败，事件提示“备份副本所在单机的安装目录（<em>{0}</em>）与恢复目标单机的安装目录（<em>{1}</em>）不一致，请确保在配置文件zengine.ini中配置了DB_FILE_NAME_CONVERT和LOG_FILE_NAME_CONVERT。请参考《OceanProtect 备份一体机 故障处理》或联系技术支持工程师协助处理”。</p>
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<div class="section"><h4 class="sectiontitle">可能原因</h4><p>备份副本所在单机和恢复目标单机安装目录不一致。</p>
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<div class="section"><h4 class="sectiontitle">处理步骤</h4><ol><li><span>登录目标单机，依次执行以下命令进入配置文件的编辑窗口。</span><p><pre class="screen">su - omm
cd $GSDB_DATA/cfg
vi zengine.ini</pre>
</p></li><li><span>编辑“DB_FILE_NAME_CONVERT”和“LOG_FILE_NAME_CONVERT”参数的值（当参数不存在时需要在配置文件中补充，可参考示例图），参数值修改示例如下。</span><p><pre class="screen">DB_FILE_NAME_CONVERT = <em>{0}</em>/data,<em>{1}</em>/data
LOG_FILE_NAME_CONVERT = <em>{0}</em>/data,<em>{1}</em>/data</pre>
<div class="note"><img src="public_sys-resources/note_3.0-zh-cn.png"><span class="notetitle"> </span><div class="notebody"><p>参数值的“{0}”和“{1}”分别对应恢复失败事件提示中的“{0}”和“{1}”。</p>
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<p>配置文件示例图如下。</p>
<p><span><img src="zh-cn_image_0000002164601122.png"></span></p>
</p></li><li><span>保存编辑内容后，重新执行恢复任务。</span></li></ol>
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